Dialect of Python with explicit variable declaration and block scoping, with a lightweight and easy-to-embed bytecode compiler and interpreter.

🍂 Rust LLVM obfuscation framework with instruction-level VMP/code virtualization for Android, C/C++ and Rust. Supports LLVM 11–22.

LLMs have ended reverse engineering as a high-barrier skill. Case study: reconstructing 6/7 custom HTTP signing parameters of Douyin (TikTok CN) v38.1.0 native library in 30 days using Claude Opus. 大型语言模型（LLMs）已经终结了“逆向工程是一项高门槛技能”的时代。案例研究：使用 Claude Opus，在 30 天内成功还原抖音（中国版 TikTok）v38.1.0 原生库中 7 个自定义 HTTP 签名参数中的 6 个。

一个中文编程语言的实现，包括：编译器、解析器、字节码虚拟机（支持Windows Linux 及 arm、arm32 、x86、x64 ）

A compact C-family scripting language and embeddable register-based VM implemented in C.

KoreanCode (Kcode): A next-generation AI-centric programming language designed to make building and governing AI simple and safe, powered by a robust Contract System for autonomous control and high-performance C-backed execution.

ByteWeasel main repository.

A tiny Ruby-subset interpreter in Rust, built on top of Prism

A Gen implementation in C, basically another free-walking language

SquidVM is a VM made in Rust implementing a Stack-based machine.

Pot-sized programmable servers for Minecraft: a Fabric block that runs PotScript, a bytecode-compiled language with redstone, wifi and a persistent disk.

A hardened bytecode VM for WebAssembly.

A Rust-native ECMAScript engine with an embeddable bytecode runtime.

An orchestration DSL and embedded runtime for hosting agentic systems. Durable, inspectable workflows with deterministic step ordering, running in-process under a capability jail — the model lives in your host, not in the runtime. 30+ companion packages for memory, transport and governance.

Shen language port in Rust — 134/134 kernel conformance; tree-walker + AOT-compiled kernel + bytecode VM + opt-in GC; first-class AWS Cedar authorization integration.

A high-performance JavaScript (ECMAScript) engine in pure Rust — usable as a Rust library, a C library, and a CLI. Tree-walking interpreter + register bytecode VM, with x86-64 JIT and WebAssembly engine tiers.

An embeddable expression engine for natural-language calculations: units, currencies, percentages, dates and matrices, with the parsing and evaluation plumbing already built.

Embeddable JavaScript engine written in Zig, aligned with Bellard QuickJS

Pure Kotlin/JVM Lua runtime with parser, compiler, bytecode VM, and Java/Kotlin embedding APIs

Aether — an agent-native programming language: explicit effects, refinement-typed proofs, automatic provenance, two differentially-equivalent runtimes.